Setting up network

[Harry Putnam]

Bill Tetens <zuki269 at netscape.net> writes:

> I think I found the message but it is a hard copy of instructions you 
> sent me on simplifying the yum.conf file

Yes, thats the one.

> If that is the one I cannot find it anywhere in the e-mail trash or the 
> list on the internet.  I had a problem with my netscape and and had to 
> do a uninstall and reload.  Why it disappeared I have no idea.  I sent 
> you a reply saying I did not have knowledge about using the edit file. 

What I asked was if you were able to edit a file on linux.
That is, can you change the contents of a file and save it back to
disk on linux?